CVE-2026-121600
criticalA flaw has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104.
A flaw has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this vulnerability is the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the component MAC Filter Handler. This manipulation of the argument addEffect causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.
CVSS
9.9
9.9 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (cna@vuldb.com)
Timeline (UTC)
Published: 2026-11-04 01:17
Modified: 2026-11-04 01:17
NVD status: Deferred
Last synced 1 day ago
Verified against the source API 2026-11-04 01:26 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://gist.github.com/H3rmesk1t/217c00b12e04fcde07c453a55579f808 cna@vuldb.com
- https://vuldb.com/cve/CVE-2026-121600 cna@vuldb.com
- https://vuldb.com/submit/1022562 cna@vuldb.com
- https://vuldb.com/vuln/430442 cna@vuldb.com
- https://vuldb.com/vuln/430442/cti cna@vuldb.com
- https://www.totolink.net/ cna@vuldb.com
Data sources
NVD CVE API 2.0 — fetched 2026-11-04 01:26 UTC · record ↗